| Acronym | Definition |
|---|
| RPi➣Raspberry Pi (computing; UK) |
| RPi➣Rensselaer Polytechnic Institute (Troy, NY, USA) |
| RPi➣Ratings Percentage Index (college basketball) |
| RPi➣Retail Price Index |
| RPi➣Retail Price Inflation |
| RPi➣Republican Party of Iowa (Des Moines, IA) |
| RPi➣Remote Programming Interface (computing) |
| RPi➣Remote Process Interface (computing) |
| RPi➣Resort Parks International (Signal Hill, CA) |
| RPi➣Rockwell Protocol Interface (modems) |
| RPi➣Responsible Property Investing |
| RPi➣Regroupement Pédagogique Intercommunal (French: Intermunicipal Education Coalition) |
| RPi➣Real Property Inventory |
| RPi➣Radial Point Interpolation (antennas) |
| RPi➣Roberts Realty Investors, Inc. (Atlanta, GA) |
| RPi➣Rapid Process Improvement |
| RPi➣Richmond Professional Institute (Virginia) |
| RPi➣Ribozyme Pharmaceuticals, Inc. (Boulder, CO) |
| RPi➣Repayment Protection Insurance (loans) |
| RPi➣Restaurant Partners, Inc. (est. 1992) |
| RPi➣Randolf Productions, Inc. (Irvine, CA) |
| RPi➣Research Planning, Inc. |
| RPi➣Reticulocyte Production Index |
| RPi➣Railway Progress Institute |
| RPi➣Revista da Propriedade Industrial (Official Gazette of the Brazilian Patent and Trademark Office; Brazil) |
| RPi➣Related Proteins of the Immune System |
| RPi➣Rapid Problem Identification |
| RPi➣Requested Packet Interval |
| RPi➣Related-Party Initiative (Canada) |
| RPi➣Runs Per Inning (baseball) |
| RPi➣Rengo Packaging, Inc. (Hawaii) |
| RPi➣Royal Palm Insurance (Florida) |
| RPi➣Runway Point of Intercept |
| RPi➣Raster Printers, Inc. (San Jose, CA) |
| RPi➣Rose Polytechnic Institute (Indiana) |
| RPi➣Regional Perfusion Index |
| RPi➣Repetitive Motion Injury |
| RPi➣Ravalement, Peinture, Isolation (French: Cleaning, Painting, Insulation) |
| RPi➣Rated Position Identifier |
| RPi➣Real Polytechnic Institute |
| RPi➣Roll Position Indicator |
| RPi➣Ranking Percentage Index (sports statistic) |
| RPi➣Red Planet Interactive Games |
| RPi➣Recruiting Publicity Item (US Army) |
| RPi➣Radar Precipitation Integrator |
| RPi➣Residue Processing Initiative |
| RPi➣Races Per Incident (racing) |
| RPi➣Ridder Publications, Inc. |
| RPi➣Responsive Production Inventory |
| RPi➣Response Posture Immediate |
| RPi➣Riviera Prestations Informatique (French: Riviera Computer Services) |
| RPi➣Remarried Parents, Inc. |
| RPi➣Request for Problem Investigation |
| RPi➣Relay Position Indicator |
| RPi➣Residual Plan of Instruction |
| RPi➣Ressorts Produits Industriels (French: Springs Industrial Products) |
| RPi➣Ressources Professionnelles Informatiques (French: Professional Computer Resources; Canada) |